1,3-Dimethyl-1,5-dihydro-4H-pyrazolo-[3,4-d]pyrimidin-4-one

Base Information

• Chemical Name: 1,3-Dimethyl-1,5-dihydro-4H-pyrazolo-[3,4-d]pyrimidin-4-one
• CAS No.: 87412-86-0
• Molecular Formula: C7H8N4O
• Molecular Weight: 164
• Hs Code.: 2933990090
• Mol file: 87412-86-0.mol

Synonyms:1,3-Dimethyl-1,5-dihydro-4H-pyrazolo-[3,4-d]pyrimidin-4-one

Chemical Property of 1,3-Dimethyl-1,5-dihydro-4H-pyrazolo-[3,4-d]pyrimidin-4-one

Chemical Property:

• PSA: 63.57000
• LogP: -0.03500

Purity/Quality:

98% ^*data from raw suppliers

1,3-Dimethyl-1,5-dihydro-4H-pyrazolo-[3,4-d]pyrimidin-4-one >95% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

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Technology Process of 1,3-Dimethyl-1,5-dihydro-4H-pyrazolo-[3,4-d]pyrimidin-4-one

There total 4 articles about 1,3-Dimethyl-1,5-dihydro-4H-pyrazolo-[3,4-d]pyrimidin-4-one which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 22.0%

4-amino-1,3-dimethyl-1H-pyrazolo<3,4-d>pyrimidine (5346-58-7) + toluene (108-88-3,15644-74-3,16713-13-6) → 1,5-dihydro-1,3-dimethyl-4H-pyrazolo<3,4-d>pyrimidin-4-one (87412-86-0) + 1,3-dimethylpyrazolo<3,4-d>pyrimidine (87412-92-8) + 1,3-dimethyl-4-(p-methylphenyl)pyrazolo<3,4-d>pyrimidine (87412-58-6) + 1,3-dimethyl-4-(o-methylphenyl)pyrazolo<3,4-d>pyrimidine (87412-57-5)

Guidance literature:

With n-Amyl nitrite; toluene-4-sulfonic acid; Yield given. Further byproducts given. Yields of byproduct given; Heating;

DOI:10.1021/jo00172a033

Reference yield: 22.0%

4-amino-1,3-dimethyl-1H-pyrazolo<3,4-d>pyrimidine (5346-58-7) + toluene (108-88-3,15644-74-3,16713-13-6) → 1,5-dihydro-1,3-dimethyl-4H-pyrazolo<3,4-d>pyrimidin-4-one (87412-86-0) + 1,3-dimethyl-4-(p-methylphenyl)pyrazolo<3,4-d>pyrimidine (87412-58-6) + 5-<1,3-dimethyl-5-(o-methylphenyl)-1H-pyrazol-4-yl>-3-phenyl-1,2,4-oxadiazole (82044-26-6) + 5-<1,3-dimethyl-5-(m-methylphenyl)-1H-pyrazol-4-yl>-3-phenyl-1,2,4-oxadiazole (82044-27-7)

Guidance literature:

With n-Amyl nitrite; toluene-4-sulfonic acid; Yield given. Further byproducts given. Yields of byproduct given; Heating;

DOI:10.1021/jo00172a033

Reference yield: 9.0%

4-amino-1,3-dimethyl-1H-pyrazolo<3,4-d>pyrimidine (5346-58-7) + n-Amyl nitrite (463-04-7) → 1,5-dihydro-1,3-dimethyl-4H-pyrazolo<3,4-d>pyrimidin-4-one (87412-86-0) + 1,3-dimethyl-4-phenylpyrazolo<3,4-d>pyrimidine (87412-62-2) + 1,3-dimethyl-4-(pentyloxy)-1H-pyrazolo<3,4-d>pyrimidine (87432-50-6)

Guidance literature:

With toluene-4-sulfonic acid; In benzene; Heating;

DOI:10.1021/jo00172a033

upstream raw materials:

4-amino-1,3-dimethyl-1H-pyrazolo<3,4-d>pyrimidine

n-Amyl nitrite

toluene

Downstream raw materials:

4-chloro-1,3-dimethylpyrazolo<3,4-d>pyrimidine

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